<template>
    <div>
      <h1>{{message1}}+hh</h1>
      <h1>{{obj.message}}+h1</h1>
    </div>
  </template>
  <script setup>
  import { reactive, toRef }  from  'vue'
  const obj = reactive({message:'我是绑定信息1message'},{me:'11我是绑定信息1'})
const message1=toRef(obj,'message')
    setTimeout(()=>{
        message1.value = 'message我是更改后的信息'
       
 
  },2000)
  </script>
  
  <!-- <style scoped>
  h1{
      color: rgb(255, 0, 102);
  }
  </style> -->
  